Chapter 61 – Traffic Control Devices


The Police Department shall cause to be placed and maintained traffic control devices when and as required under this Traffic Code or under State law or emergency or temporary traffic control devices for the duration of an emergency or temporary condition as traffic conditions may require to regulate, guide or warn traffic. The Police Department shall keep a record of all such traffic control devices.

(Code of Iowa, Sec. 321.255)


The Police Department is hereby authorized, subject to approval of the Council by resolution, to designate and maintain crosswalks by appropriate traffic control devices at intersections where, due to traffic conditions, there is particular danger to pedestrians crossing the street or roadway, and at such other places as traffic conditions require.

(Code of Iowa, Sec. 372.13[4] & 321.255)


The Police Department is hereby authorized to mark lanes for traffic on street pavements at such places as traffic conditions require, consistent with the traffic code of the City. Where such traffic lanes have been marked, it shall be unlawful for the operator of any vehicle to fail or refuse to keep such vehicle within the boundaries of any such lane except when lawfully passing another vehicle or preparatory to making a lawful turning movement.

(Code of Iowa, Sec. 372.13[4] & 321.255)


Traffic control devices shall comply with standards established by The Manual of Uniform Traffic Control Devices for Streets and Highways.

(Code of Iowa, Sec. 321.255)


No driver of a vehicle shall disobey the instructions of any official traffic control device placed in accordance with the provisions of this chapter, unless at the time otherwise directed by a peace officer, subject to the exceptions granted the driver of an authorized emergency vehicle under Section 321.231 of the Code of Iowa.

(Code of Iowa, Sec. 321.256)